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The potential gradient along the length of a uniform wire is 20 volt/metre. B and C are the two…
The potential gradient along the length of a uniform wire is 20 volt/metre. B and C are the two points at 40cm and 70cm point on a meter scale fitted along the wire. What is the potential difference between B and C?
- (a)$6\text{ V}$
- (b)$0.4\text{ V}$
- (c)$0.6\text{ V}$
- (d)$4\text{ V}$
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From ISC 2022 Specimen Physics Paper 1, question 29.